Ancient district, central Anatolia .
It was occupied early in the 3rd century BC by Celtic tribes who were then overpowered by the Antiochus I (Soter) in 275 BC. At that point the Celts, called Galatae (Galatians) by 3rd-century-BC writers, settled in the territory to which they gave their name. Passing successively under the rule of {{link=Pergamum">Pergamum and Pontus , Galatia became a Roman protectorate in 85 BC. By the 2nd century AD, the region had become absorbed into the Hellenistic civilization.